I have no idea how to get tickets for 16 year olds, i’ve never been to the website of lacma so i was hoping maybe some help:)

Students get in free with their school i.d

Go to Home page to store then the calendar is going to show go to the right side to click on General admission and is going to give you options then that's all. I hope I was able to help you!!!

With a school id kids get in free